Have you heard? The old rules about cylinder-head flow are changing. It's not strictly about airflow anymore. If you're serious about making horsepower or at least knowing what the big dogs are doing ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

"Yeah, cool, but those engines won't last." "Sure, it's quick. For what it is." "That's as fast as they'll ever go." "I'd rather push my big-block than drive one of those. " (OK, I made the last one ...

The purpose of this work was to develop a high speed flow visualization system which could be used to observe the behavior of the air flow in a steady flow cylinder head assembly. This type of ...

When the 30-year evolution of the late-model Mustang hobby is assessed solely from a bolt-on-parts perspective, there is no arguing that a lot of progress has been made over the course of those three ...